ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/nekohayo/statuses/114398830522429540", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-25T13:27:03Z", "url": "https://mastodon.social/@nekohayo/114398830522429540", "attributedTo": "https://mastodon.social/users/nekohayo", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/nekohayo/followers", "https://floss.social/users/gnome", "https://social.treehouse.systems/users/pabloyoyoista", "https://mastodon.social/users/pwithnall" ], "sensitive": false, "atomUri": "https://mastodon.social/users/nekohayo/statuses/114398830522429540", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-25:objectId=981160464:objectType=Conversation", "content": "<p>Very excited by the upcoming <a href=\"https://mastodon.social/tags/GNOMESoftware\" class=\"mention hashtag\" rel=\"tag\">#<span>GNOMESoftware</span></a> release, as it solves the high RAM usage issue that occurred while in the background (it will now shrink back to ~100 MB instead of growing to multiple hundreds of MBs of RAM due to memory heap fragmentation): <a href=\"https://gitlab.gnome.org/GNOME/gnome-software/-/issues/941#note_2417546\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">gitlab.gnome.org/GNOME/gnome-s</span><span class=\"invisible\">oftware/-/issues/941#note_2417546</span></a></p><p>Coming to you in <a href=\"https://mastodon.social/tags/GNOME\" class=\"mention hashtag\" rel=\"tag\">#<span>GNOME</span></a> 48.2 near the end of May! 😎</p><p>Thanks to Owen Chiaventone (a total newcomer to <span class=\"h-card\" translate=\"no\"><a href=\"https://floss.social/@gnome\" class=\"u-url mention\">@<span>gnome</span></a></span> !) for profiling and providing a patch to solve the issue, &amp; <span class=\"h-card\" translate=\"no\"><a href=\"https://social.treehouse.systems/@pabloyoyoista\" class=\"u-url mention\">@<span>pabloyoyoista</span></a></span> + <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@pwithnall\" class=\"u-url mention\">@<span>pwithnall</span></a></span> for reviewing &amp; merging!</p>", "contentMap": { "en": "<p>Very excited by the upcoming <a href=\"https://mastodon.social/tags/GNOMESoftware\" class=\"mention hashtag\" rel=\"tag\">#<span>GNOMESoftware</span></a> release, as it solves the high RAM usage issue that occurred while in the background (it will now shrink back to ~100 MB instead of growing to multiple hundreds of MBs of RAM due to memory heap fragmentation): <a href=\"https://gitlab.gnome.org/GNOME/gnome-software/-/issues/941#note_2417546\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">gitlab.gnome.org/GNOME/gnome-s</span><span class=\"invisible\">oftware/-/issues/941#note_2417546</span></a></p><p>Coming to you in <a href=\"https://mastodon.social/tags/GNOME\" class=\"mention hashtag\" rel=\"tag\">#<span>GNOME</span></a> 48.2 near the end of May! 😎</p><p>Thanks to Owen Chiaventone (a total newcomer to <span class=\"h-card\" translate=\"no\"><a href=\"https://floss.social/@gnome\" class=\"u-url mention\">@<span>gnome</span></a></span> !) for profiling and providing a patch to solve the issue, &amp; <span class=\"h-card\" translate=\"no\"><a href=\"https://social.treehouse.systems/@pabloyoyoista\" class=\"u-url mention\">@<span>pabloyoyoista</span></a></span> + <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@pwithnall\" class=\"u-url mention\">@<span>pwithnall</span></a></span> for reviewing &amp; merging!</p>" }, "updated": "2025-04-25T14:47:37Z", "attachment": [], "tag": [ { "type": "Mention", "href": "https://floss.social/users/gnome", "name": "@gnome@floss.social" }, { "type": "Mention", "href": "https://social.treehouse.systems/users/pabloyoyoista", "name": "@pabloyoyoista@treehouse.systems" }, { "type": "Mention", "href": "https://mastodon.social/users/pwithnall", "name": "@pwithnall" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/gnomesoftware", "name": "#gnomesoftware" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/gnome", "name": "#gnome" } ], "replies": { "id": "https://mastodon.social/users/nekohayo/statuses/114398830522429540/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/nekohayo/statuses/114398830522429540/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/nekohayo/statuses/114398830522429540/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/nekohayo/statuses/114398830522429540/likes", "type": "Collection", "totalItems": 44 }, "shares": { "id": "https://mastodon.social/users/nekohayo/statuses/114398830522429540/shares", "type": "Collection", "totalItems": 17 } }